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Ported Slic3r::Polyline::Collection

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This commit is contained in:
Alessandro Ranellucci 2013-08-30 00:06:10 +02:00
parent fb82de9aaf
commit 1cfdf7e955
12 changed files with 194 additions and 46 deletions
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34
lib/Slic3r/Polyline.pm
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@ -163,38 +163,4 @@ sub regular_points {
return @points;
}
package Slic3r::Polyline::Collection;
use Moo;
has 'polylines' => (is => 'ro', default => sub { [] });
# Note that our polylines will be reversed in place when necessary.
sub chained_path {
my $self = shift;
my ($start_near, $no_reverse) = @_;
my @my_paths = @{$self->polylines};
my @paths = ();
my $start_at;
my $endpoints = $no_reverse
? [ map { @$_[0,0] } @my_paths ]
: [ map { @$_[0,-1] } @my_paths ];
while (@my_paths) {
# find nearest point
my $start_index = defined $start_near
? $start_near->nearest_point_index($endpoints)
: 0;
my $path_index = int($start_index/2);
if ($start_index % 2 && !$no_reverse) { # index is end so reverse to make it the start
$my_paths[$path_index]->reverse;
}
push @paths, splice @my_paths, $path_index, 1;
splice @$endpoints, $path_index*2, 2;
$start_near = $paths[-1]->last_point;
}
return @paths;
}
1;